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High Molecular Weight Cationic PAM Emulsion for Municipal Sludge Thickening with Medium to Ultra-High Charge

Brand Name:	BLUWAT
Model Number:	Blufloc Emulsion
MOQ:	1000kgs
Price:	negotiable
Delivery Time:	5-10days

Detail Information

Product Description

Detail Information

Place of Origin:

China

Certification:

ISO9001

Product Name:

Cationic Polyacrylamide Emulsion

Abbreviation:

CPAM Emulsion

Product Category:

Water-Soluble Polymer Flocculant

Chemical Type:

Cationic Polyacrylamide Copolymer

Physical Form:

Liquid Emulsion

Appearance:

Milky White Or Off-White Emulsion

Available Formulations:

Oil-Based Emulsion And Water-Based Emulsion

Molecular Weight:

High

Charge Degree:

Medium To Ultra-High

Main Functions:

Flocculation, Sludge Conditioning, Dewatering And Clarification

Packaging Details:

30kgs, 50kgs, 250kgs, 1250kgs drums

Highlight:

Cationic PAM emulsion sludge thickening

Polyelectrolyte flocculant for sewage treatment

Municipal sewage sludge thickening emulsion

Product Description

Blufloc PAM Emulsion

Cationic PAM Emulsion for Municipal Sludge Thickening

High-molecular-weight CPAM emulsion for improving solids capture, thickened-feed consistency, and manageable rheology before municipal sludge digestion or dewatering.

High Molecular Weight Medium and High Charge Improved Solids Capture Gravity and Mechanical Thickening

Application Snapshot

Product Cationic PAM Emulsion
Grades EC 8040, EC 8050, EWC 8040
Feed Primary, secondary, and blended municipal sludge
Selection Representative sample and plant trial

Product Introduction

Thickening Requires More Than High Underflow Solids

Thickening is often judged only by underflow solids, but poor solids capture can send fine biomass back to the liquid train. Overdosing may create viscous, sticky sludge that transfers poorly.

The polymer target is therefore a stable balance: adequate capture, predictable thickened-solids concentration, and manageable rheology for pumps, digesters, and dewatering equipment.

Blufloc CPAM Emulsion

Cationic PAM emulsion increases particle aggregation before gravity belts, drums, or thickeners.

Blufloc grades can be selected to improve capture and feed-solids consistency for downstream digestion or dewatering.

Application Challenges

Why Municipal Thickening Performance Becomes Unstable

Blended sludge composition, fine biomass loading, and excessive conditioning can change thickener capture, drainage, and transfer behavior.

Low Thickened Solids

Weak aggregation limits gravity separation and produces dilute thickened sludge.

Fine Solids in Overflow

Poor capture sends fine biomass into overflow, filtrate, or the liquid treatment train.

Variable Blended Feed

Changes in primary and secondary sludge ratios alter charge demand and floc structure.

Over-Conditioned Sludge

Excess polymer can make the underflow sticky, viscous, and difficult to pump.

Treatment Mechanism

How the PAM Emulsion Works

Cationic sites destabilize negatively charged biomass, while the long polymer backbone bridges particles into settleable or drainable floc.

Step 1

Destabilize Biomass

Cationic groups adsorb onto negatively charged municipal sludge particles.

Step 2

Build Thickening Floc

Polymer chains bridge particles into larger floc suitable for settling or drainage.

Step 3

Balance Capture and Flow

Adequate structure improves capture without creating excessively viscous underflow.

Important: Thickening generally needs enough floc structure for capture but may require less aggressive conditioning than final dewatering. The grades below are starting candidates, not a fixed prescription. Final selection and dosage require representative laboratory and plant trials.

Grade Screening

Recommended Blufloc Grades

Compare moderate- and high-charge candidates at equal active polymer mass using representative feed and mixing that reflects the actual flocculator and thickener shear.

Grade	Base	Molecular Weight	Charge	Suggested Screening Role
EC 8040	Oil-based	High	Medium	Starting candidate for mixed sludge with moderate demand
EC 8050	Oil-based	High	High	General sludge-thickening candidate
EWC 8040	Water-based	High	High	Water-based option for automated thickening skids

The cationic EC and EWC series are classified as high molecular weight, while the anionic EA and EWA grades are classified as very high molecular weight. Confirm active content, viscosity, shelf life, preparation instructions, and exact commercial limits on the current grade-specific TDS and order specification.

Product Advantages

Stable Thickening Before Downstream Treatment

Improved capture before digestion or dewatering
More consistent thickened feed solids
Liquid make-down for continuous thickeners
Medium and high charge choices for blended sludge
Optimization around downstream pumpability

Application Process

Build a Representative Municipal Thickening Trial

Define Both Treatment Targets

Set thickened-solids and overflow-quality targets before polymer screening begins.

Compare Equal Active Mass

Screen moderate- and high-charge candidates on the same active polymer basis.

Reproduce Plant Shear

Use mixing that reflects the actual flocculator, gravity belt, drum, or thickener.

Evaluate the Complete Result

Observe thickening rate, overflow clarity, underflow rheology, and pumpability.

Confirm Downstream Performance

Check digestion or final dewatering before the thickening program is finalized.

Product Selection Guidance

Start with EC 8040 and EC 8050

EC 8040 and EC 8050 provide a useful initial range. Thickening may favor a lower charge or dose than final dewatering because excessive conditioning can impair pumping or downstream mixing. Include EWC 8040 when a water-based option is preferred for an automated thickening skid.

Compare Total Operating Cost

Neat-emulsion price per kilogram can be misleading. Compare candidates on active polymer mass and the complete operating result.

Preparation efficiency and active dose
Equipment throughput
Capture and underflow consistency
Downstream pumping, digestion, and dewatering

Trial Data

Operating Indicators to Record

Thickened solids
Overflow TSS
Solids capture
Pumpability
Downstream performance

Troubleshooting

Optimize for Capture, Not Concentration Alone

Check Dose and Solution Concentration First

If thickened sludge becomes difficult to transfer, reduce the polymer dose and check the prepared-polymer concentration.

If overflow quality worsens while underflow solids rise, rebalance the program around solids capture rather than maximizing underflow concentration alone.

Supply Options

Packaging

25 kg Container

200 kg Plastic Drum

1000 kg IBC

Safe Handling

Storage and Handling

Keep the package sealed in a cool, dry, ventilated area. Protect it from direct sunlight, freezing, and excessive heat.

Follow the grade-specific TDS and SDS for shelf life, handling limits, and transport classification. Polymer spills can make floors extremely slippery and should be contained and cleaned promptly.

25+ Years Water-treatment chemical manufacturing experience

3 Plants Modern production and supply support

Manufacturer Support

Why Choose Bluwat Chemicals

More than 25 years of manufacturing experience supported by three modern plants
More than 800,000 tons delivered and exports to over 100 countries and regions
Factory-direct coordination for grade selection, documentation, packaging, and logistics
Laboratory screening with customer water or sludge samples
TDS, SDS, COA, and applicable certification documents for the selected grade and market

For gravity and mechanical sludge thickening, Bluwat can screen adjacent PAM emulsion grades, review preparation and dosing conditions, and help define a plant-trial plan using agreed performance indicators.

Technical Service

Quality Control and Technical Support

Specification Confirmation

Confirm the required grade specification and order documentation before production and shipment.

Representative Sample Testing

Shortlist products under realistic pH, temperature, solids, water chemistry, and shear.

Preparation and Scale-Up

Supply clear make-down, dilution, dosing, and scale-up recommendations for the selected grade.

Plant-Trial Review

Adjust charge level, dose, addition point, or mixing conditions using recorded plant data.

Frequently Asked Questions

Municipal Sludge Thickening PAM Emulsion FAQ

Is the best thickening polymer also the best dewatering polymer?

Not always. Thickening and dewatering impose different shear, capture, and water-release requirements.

What is the main sign of overdosing during thickening?

Sticky floc, viscous underflow, poor pumpability, or no added capture benefit can indicate excess polymer.

Should primary and waste activated sludge be tested separately?

Separate tests help explain blend behavior and determine whether the blend ratio needs different dose bands.

Can emulsion be used on gravity belt thickeners?

Yes, subject to grade selection, correct activation, and a representative machine trial.

Plant-Trial Planning

Balance Capture, Thickened Solids, and Pumpability

Screen adjacent Blufloc CPAM emulsion grades with representative primary, secondary, and blended sludge. Confirm the preferred dose under realistic shear and verify downstream digestion or dewatering before finalizing the program.

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products details

High Molecular Weight Cationic PAM Emulsion for Municipal Sludge Thickening with Medium to Ultra-High Charge

Cationic PAM emulsion sludge thickening

Polyelectrolyte flocculant for sewage treatment

Municipal sewage sludge thickening emulsion

Cationic PAM Emulsion for Municipal Sludge Thickening

Application Snapshot

Thickening Requires More Than High Underflow Solids

Blufloc CPAM Emulsion

Why Municipal Thickening Performance Becomes Unstable

Low Thickened Solids

Fine Solids in Overflow

Variable Blended Feed

Over-Conditioned Sludge

How the PAM Emulsion Works

Destabilize Biomass

Build Thickening Floc

Balance Capture and Flow

Recommended Blufloc Grades

Stable Thickening Before Downstream Treatment

Build a Representative Municipal Thickening Trial

Define Both Treatment Targets

Compare Equal Active Mass

Reproduce Plant Shear

Evaluate the Complete Result

Confirm Downstream Performance

Start with EC 8040 and EC 8050

Compare Total Operating Cost

Operating Indicators to Record

Optimize for Capture, Not Concentration Alone

Check Dose and Solution Concentration First

Packaging

Storage and Handling

Why Choose Bluwat Chemicals

Quality Control and Technical Support

Specification Confirmation

Representative Sample Testing

Preparation and Scale-Up

Plant-Trial Review

Municipal Sludge Thickening PAM Emulsion FAQ

Is the best thickening polymer also the best dewatering polymer?

What is the main sign of overdosing during thickening?

Should primary and waste activated sludge be tested separately?

Can emulsion be used on gravity belt thickeners?

Balance Capture, Thickened Solids, and Pumpability